參數(shù)資料
型號(hào): A45L9332AF-8
廠商: AMIC Technology Corporation
英文描述: 256K X 32 Bit X 2 Banks Synchronous Graphic RAM
中文描述: 256 × 32位× 2銀行同步圖形內(nèi)存
文件頁(yè)數(shù): 24/55頁(yè)
文件大小: 1255K
代理商: A45L9332AF-8
A45L9332A Series
PRELIMINARY
(October, 2001, Version 0.1)
23
AMIC Technology, Inc.
8. Burst Stop & Precharge Interrupt
9. MRS & SMRS
Note :
1.t
RDL
: 2CLK, Last Data in to Row Precharge.
2. t
BDL
: 1CLK, Last Data in to Burst Stop Delay.
3. Number of valid output data after Row precharge or burst stop : 1,2 for CAS latency=2,3 respectively.
4. PRE : Both banks precharge if necessary.
MRS can be issued only at all bank precharge state.
2) Write Burst Stop (Full Page Only)
DQ(CL2)
DQ(CL3)
WR
PRE
Note 1
D0
D1
D2
D3
CLK
CMD
DQM
DQ
WR
STOP
D1
CLK
CMD
DQ
t
BDL
1) Write Interrupted by Precharge (BL=4)
t
RDL
D0
D2
RD
Q0
Q1
CLK
CMD
DQ(CL2)
4) Read Burst Stop (Full Page Only)
Q0
Q1
DQ(CL3)
STOP
Note 3
1
2
RD
Q0
Q1
CLK
CMD
3) Read Interrupted by Precharge (BL=4)
Q0
Q1
PRE
Note 3
1
2
2) Special Mode Register Set
PRE
MRS
Note 4
CLK
CMD
SMRS
BW
SMRS
CLK
CMD
1CLK
2) Mode Register Set
1CLK
ACT
SMRS
ACT
t
RP
1CLK 1CLK 1CLK
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